Fatal error: Uncaught Error: Class "WP_Block_Parser" not found in C:\xampp\htdocs\wo\woocommerce\packages\email-editor\src\Engine\Renderer\ContentRenderer\class-blocks-parser.php:16 Stack trace: #0 {main} thrown in C:\xampp\htdocs\wo\woocommerce\packages\email-editor\src\Engine\Renderer\ContentRenderer\class-blocks-parser.php on line 16